пятница, 18 января 2013 г.
prostate cancer causes
Prostate cancer is a threat to all men. This is due not only to its epidemiological prevalence - a hundred men with prostate cancer sick 4 - 5 people, but also to the fact that almost every man has the makings for its development.
Scientists have found that the prostate contains active ingredients that suppress tumor growth. However, the impact of adverse factors, these components are deactivated, which leads to cell proliferation (growth) immunological and histological changes of cells.
Causes
Have multiple causes of prostate cancer. Since this disease "likes" older men and older, the main factor - age. Back in the early 2000s was the subject of a study that showed that men who had surgery for malignant tumors of the prostate, smokers was three times higher than non-smokers. Is the role of heredity.
Ironically, but prostate cancer is almost unknown to the men from Asia and South America. What determines this fact, scientists do not yet know, but it is believed that a healthy diet and active lifestyle - a means of prevention of this tumor. However, the indigenous inhabitants of the African continent, the disease is detected much more often, and death rates among them - above.
Symptoms
Unfortunately, prostate cancer by accident is virtually impossible. He malosimptomatichen, any subjective symptoms men experience. The more so because the tumor grows slowly and a person manages to get used to new sensations in connection with the changes.
Only in the later stages of prostate cancer is similar to the symptoms of prostatitis. Most often, men pay attention to changes in urine: urine stream is weak, intermittent, at the end of urination there is pain.
Diagnosis and treatment
In the early diagnosis of prostate cancer clinical examination plays an important role. Doctors strongly recommend that all men over forty to have regular check-ups with a urologist, who will detect cancer at its earliest stages. If a urologist finger study gives reason to suspect any wrongdoing in the prostate, blood will be assigned to specific antigens, which clearly indicate the nature of the tumor process.
Additional instrumental examination (prostate ultrasound, computed tomography) and biopsy confirmed the diagnosis. Treatment is started immediately after diagnosis, because this type of cancer is very active and easily metastasizes. If metastases are not, the prostate is removed completely with the testes, and then assigned to chemotherapy or radioisotope prevention of metastases. If the cancer is detected at an advanced stage, chemotherapy and radiation therapy as palliative treatment.
Forecast
With modern cancer detection, followed by resection prostate full recovery - are not uncommon. And, accordingly, the later found to have cancer of the prostate, the worse the prognosis, especially in older men.
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